14
2. Setting up the monitor
monitor responds with the requested info. If the command is valid “Set” command allowed, the monitor
performs the requested operation.
Command Format
• Control (from Host to Monitor)
MsgSize
Control
Data [0]
Data [1]
Data [2]
…
Data [N]
Checksum
Name of Filed Item
Value
MsgSize
Header
0xA6
Monitor ID
0xXX (=0~255)
Category
0x00(fixed)
Page
0x00(fixed)
Function
0x00(fixed)
Length
0xXX(=0~255)
(it will be the total bytes from header to checksum subtract 6 byte
and should be more than or equal to 1 byte.)
Control
Control
0x01(fixed)
Data[0]
Data[0]
0xXX (=0~255)
Data[1]
Data[1]
0xXX (=0~255)
.
.
.
.
.
0xXX (=0~255)
Data[N]
Data[N]
0xXX (=0~255)
Checksum
Checksum
0xXX (=0~255)
Algorithm: The EXCLUSIVE-OR (XOR) of all bytes in the message
except the checksum itself.
Checksum= [MsgSize] XOR[Control] XOR Data[0]….XOR Data[N]
Example:
Set Power off in monitor#1.
MsgSize
Control Data[0] Data[1] Checksum
